move handwritten asm to src

asm/src/crt0.s

@@ -36,14 +36,14 @@ start_vector:
 	bx r1
 _080000F0:
 	b start_vector
-sp_irq: .4byte gUnk_03007FA0
-sp_usr: .4byte gUnk_03007F00
+sp_irq: .4byte irq_stack_begin
+sp_usr: .4byte usr_stack_begin
 INTR_VECTOR_BUF: .4byte 0x03007FFC
 intr_main: .4byte ram_IntrMain
 .ifdef EU
-unk_function: .4byte sub_08000118
+unk_function: .4byte fill_rq_stack
 .else
 .ifdef DEMO_JP
-unk_function: .4byte sub_08000118
+unk_function: .4byte fill_rq_stack
 .endif
 .endif

asm/src/veneer.s

@@ -5,77 +5,48 @@
 
 	.text
 
-.ifdef EU
-	thumb_func_start sub_08000118
-sub_08000118: @ 0x08000118
-	add r0, pc, #0x28
+.ifndef USA
+.ifndef DEMO_USA
+.ifndef JP
+	thumb_func_start fill_rq_stack
+fill_rq_stack: // fill iqr and user stack with 'MCZ3'
+	adr r0, 1f
 	ldm r0!, {r1, r2, r3}
-_0800011C:
+0:
 	subs r2, #4
 	str r1, [r2]
 	cmp r2, r3
-	bgt _0800011C
+	bgt 0b
 	bx lr
 
-	non_word_aligned_thumb_func_start sub_08000126
-sub_08000126: @ 0x08000126
-	add r0, pc, #0x1C
+// unused
+// returns the maximum values reached by irq stack (r0) and usr stack (r1)
+check_stack_threshold:
+	adr r0, 1f
 	ldm r0!, {r1, r2, r3}
-_0800012A:
+0:
 	ldr r0, [r3]
 	adds r3, #4
-	cmp r0, r1
-	beq _0800012A
+	cmp r0, r1 // cmp against magic
+	beq 0b
+
 	subs r2, #0xa0
-_08000134:
+0:
 	ldr r0, [r2]
 	adds r2, #4
-	cmp r0, r1
-	beq _08000134
+	cmp r0, r1  // cmp against magic
+	beq 0b
+
 	subs r1, r2, #4
 	subs r0, r3, #4
 	bx lr
-	.align 2, 0
-_08000144EU:
-	.byte 0x33, 0x5A, 0x43, 0x4D
-	.4byte gUnk_03007FA0
-	.4byte gUnk_03006C14
-.else
-.ifdef DEMO_JP @ TODO deduplicate
-	thumb_func_start sub_08000118
-sub_08000118: @ 0x08000118
-	add r0, pc, #0x28
-	ldm r0!, {r1, r2, r3}
-_0800011C:
-	subs r2, #4
-	str r1, [r2]
-	cmp r2, r3
-	bgt _0800011C
-	bx lr
 
-	non_word_aligned_thumb_func_start sub_08000126
-sub_08000126: @ 0x08000126
-	add r0, pc, #0x1C
-	ldm r0!, {r1, r2, r3}
-_0800012A:
-	ldr r0, [r3]
-	adds r3, #4
-	cmp r0, r1
-	beq _0800012A
-	subs r2, #0xa0
-_08000134:
-	ldr r0, [r2]
-	adds r2, #4
-	cmp r0, r1
-	beq _08000134
-	subs r1, r2, #4
-	subs r0, r3, #4
-	bx lr
 	.align 2, 0
-_08000144EU:
-	.byte 0x33, 0x5A, 0x43, 0x4D
-	.4byte gUnk_03007FA0
-	.4byte gUnk_03006C14
+1:
+	.byte '3, 'Z, 'C, 'M 	// r1
+	.4byte irq_stack_begin // r2
+	.4byte usr_stack_top 	// r3
+.endif
 .endif
 .endif
 

linker.ld

@@ -255,7 +255,7 @@ SECTIONS {
         . = 0x00006A94; ram_0x80b2b58 = .; /* TODO 0x80b2b58 in unusedLabel_080B2AA8*/
         . = 0x00006B14; ram_0x80b2bd8 = .; /* 0x80b2bd8 */
         . = 0x00006B24; ram_0x80b2be8 = .; /* 0x80b2be8 */
-        . = 0x00006C14; gUnk_03006C14 = .;
+        . = 0x00006C14; usr_stack_top = .;
 #else
         . = 0x00006580; ram_DrawDirect = .;
         . = 0x0000659C; ram_sub_080ADA04 = .;
@@ -264,8 +264,8 @@ SECTIONS {
         . = 0x0000694C; ram_0x80b2bd8 = .; /* 0x80b2bd8 */
         . = 0x0000695C; ram_0x80b2be8 = .; /* 0x80b2be8 */
 #endif
-        . = 0x00007F00; gUnk_03007F00 = .;
-        . = 0x00007FA0; gUnk_03007FA0 = .;
+        . = 0x00007F00; usr_stack_begin = .;
+        . = 0x00007FA0; irq_stack_begin = .;
         . = 0x00007FFA; gUnk_03007FFA = .;
         . = 0x00008000;
     } >iwram
@@ -273,27 +273,27 @@ SECTIONS {
     rom : ALIGN(2) {
 
         /* handwritten assembly */
-        asm/crt0.o(.text);
-        asm/veneer.o(.text);
+        asm/src/crt0.o(.text);
+        asm/src/veneer.o(.text);
         data/data_08000360.o(.rodata);
-        asm/code_08000E44.o(.text);
+        asm/src/code_08000E44.o(.text);
         asm/lib/libgcc.o(.text);
-        asm/code_08000F10.o(.text);
+        asm/src/code_08000F10.o(.text);
         data/data_08000F54.o(.rodata);
-        asm/enemy.o(.text);
+        asm/src/enemy.o(.text);
         src/droptables.o(.rodata);
-        asm/code_08001A7C.o(.text);
+        asm/src/code_08001A7C.o(.text);
         data/gfx/sprite_ptrs.o(.rodata);
-        asm/code_08003FC4.o(.text);
-        asm/code_080043E8.o(.text);
+        asm/src/code_08003FC4.o(.text);
+        asm/src/code_080043E8.o(.text);
         data/gfx/link_animations.o(.rodata);
-        asm/code_08007CAC.o(.text);
+        asm/src/code_08007CAC.o(.text);
         data/data_08007DF4.o(.rodata);
-        asm/player.o(.text);
+        asm/src/player.o(.text);
         /* scripts */
         data/scripts.o(.text);
-        asm/script.o(.text);
-        asm/projectileUpdate.o(.text);
+        asm/src/script.o(.text);
+        asm/src/projectileUpdate.o(.text);
 
         /* C source compiled with interworking */
         src/interrupts.o(.text);
@@ -883,7 +883,7 @@ SECTIONS {
         src/eeprom.o(.text);
         *libc.a:memcpy.o(.text);
         /* handwritten assembly in arm mode */
-        asm/intr.o(.text);
+        asm/src/intr.o(.text);
 
         /* data */
         data/data_080B2A70.o(.rodata);

progress.py

@@ -48,7 +48,10 @@ def parse_map(non_matching_funcs):
                     if dir == 'src':
                         src += size
                     elif dir == 'asm':
-                        asm += size
+                        if filepath.find("asm/src/") != -1 or filepath.find("asm/lib/") != -1:
+                            src += size
+                        else:
+                            asm += size
                     elif dir == 'data':
                         # scripts
                         src_data += size